zephyr/drivers/dma/dma_cavs_hda_link_in.c

39 lines
1.5 KiB
C

/*
* Copyright (c) 2022 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#define DT_DRV_COMPAT intel_cavs_hda_link_in
#include <zephyr/drivers/dma.h>
#include "dma_cavs_hda.h"
#define LOG_LEVEL CONFIG_DMA_LOG_LEVEL
#include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(dma_cavs_hda_dma_link_in);
static const struct dma_driver_api cavs_hda_dma_link_in_api = {
.config = cavs_hda_dma_link_in_config,
.reload = cavs_hda_dma_link_reload,
.start = cavs_hda_dma_start,
.stop = cavs_hda_dma_stop,
.get_status = cavs_hda_dma_status,
.chan_filter = cavs_hda_dma_chan_filter,
};
#define CAVS_HDA_DMA_LINK_IN_INIT(inst) \
static const struct cavs_hda_dma_cfg cavs_hda_dma##inst##_config = { \
.base = DT_INST_REG_ADDR(inst), \
.dma_channels = DT_INST_PROP(inst, dma_channels), \
.direction = MEMORY_TO_HOST \
}; \
\
static struct cavs_hda_dma_data cavs_hda_dma##inst##_data = {}; \
\
DEVICE_DT_INST_DEFINE(inst, &cavs_hda_dma_init, NULL, &cavs_hda_dma##inst##_data, \
&cavs_hda_dma##inst##_config, POST_KERNEL, CONFIG_DMA_INIT_PRIORITY, \
&cavs_hda_dma_link_in_api);
DT_INST_FOREACH_STATUS_OKAY(CAVS_HDA_DMA_LINK_IN_INIT)